Haemalytic Anaemia

Question 1 of 19

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In normal RBC destruction, globin is recycled and Fe is broken down

Select one of the following:

  • True
  • False

Question 2 of 19

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In Intravascular Haemolytic Anaemia, cells are lysed in the blood vessels

Select one of the following:

  • True
  • False

Question 3 of 19

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Why is Intravascular H.A so dangerous?

Select one of the following:

  • Hb dimers form in the blood and block the kidneys

  • R.B.C fragments block capillaries

  • R.B.C's aggregate and block capillaries

Question 4 of 19

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Renal failure and Heamoglobinurea are caused by...

Select one of the following:

  • Intravascular

  • Extravascular

Question 5 of 19

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What is implicated in Extravascular Haemolytic Anaemia

Select one or more of the following:

  • The spleen

  • The bone marrow

  • The liver

Question 6 of 19

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In Extravascular, macrophage Fc receptors bind to the RBC's Ig's

Select one of the following:

  • True
  • False

Question 7 of 19

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Once bound, what happens to RBC's in Haemolytic Anaemia

Select one or more of the following:

  • A small portion of RBC membrane in ingested

  • RBC's a phagocytosed

  • Leukocytes bind to RBC's

Question 8 of 19

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If small portions of RBC membrane is removed, what happens?

Select one or more of the following:

  • Cell becomes spherical and less malleable

  • And is deformed by spleenic machinary

Question 9 of 19

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Loss of RBC's leads to low glucose in the spleen, which leads to...

Select one of the following:

  • Inc haemolysis

  • Fatigue

  • Inc risk of diabetes

Question 10 of 19

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Reticuloctosis- inc presence of reticulocytes

Select one of the following:

  • True
  • False

Question 11 of 19

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What causes reticulocytosis?

Select one of the following:

  • The body trying to replace lost R.B.C's but can't keep up production

  • The damaged R.B.Cs degenerate into reticulocytes

  • The lymphocytes attack R.B.Cs, making them degenerate into reticulocytes

Question 12 of 19

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In Drug Induced Haemolytic Anaemia, what happens?

Select one of the following:

  • Drug induced antibodies cross react

  • Drug specific antibodies cross react

  • Drugs cause R.B.C's to aggregate

Question 13 of 19

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Haemolytic Anaemias can be caused by physical stress....

Select one or more of the following:

  • Caused by heart valve turbulence

  • Damage from fibrin strands

Question 14 of 19

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March Haemoglobinurea is damge to RBC's in small foot bones due to prolonged marching/running

Select one of the following:

  • True
  • False

Question 15 of 19

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Infections can cause H.A by altering R.B.C morphology

Select one of the following:

  • True
  • False

Question 16 of 19

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What's the difference between Immune and Autoimmune Haemolytic Anaemia?

Select one of the following:

  • Immune - Antibodies react with own RBC's
    Autoimmune - Antibodies react with transfused RBC's

  • Autoimmune - Antibodies react with own RBC's
    Immune- Antibodies react with transfused RBC's

Question 17 of 19

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In some cases, an RBC transfusion can lead to degredation of the original RBC's

Select one of the following:

  • True
  • False

Question 18 of 19

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Name two types of Inherited Haemolytic Anaemia

Select one or more of the following:

  • Sickel Cell Anaemia

  • Thalassaemia

Question 19 of 19

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Hereditary Spherocytosis is caused by an abnormal membrane causing Spherical R.B.C's

Select one of the following:

  • True
  • False
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Haemalytic Anaemia

gina_evans0312
Quiz by , created almost 3 years ago

Haematology and Anatomy (Red Blood Cells) Quiz on Haemalytic Anaemia, created by gina_evans0312 on 08/01/2014.

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gina_evans0312
Created by gina_evans0312 almost 3 years ago
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